package io;

import java.io.*;

/**
 * +缓冲流:是一对高级流，作用是加快读写效率
 */
public class CopyDemo3Buffered {
    public static void main(String[] args) throws IOException {
        FileInputStream fis=new FileInputStream("美女图片.webp");
        BufferedInputStream bis= new BufferedInputStream(fis);
        FileOutputStream fos=new FileOutputStream("美女图片_11.webp");
        BufferedOutputStream bos=new BufferedOutputStream(fos);
        long start= System.currentTimeMillis();
        int d;
        while ((d=bis.read())!=-1){
            bos.write(d);
        }
        long end= System.currentTimeMillis();
        System.out.println("复制完毕"+(end-start));
        bis.close();
        bos.close();


    }
}
